UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cnGHjX0VvOFdLrQ6MYOqp4uXAdBEecsI1ctsIEX0ouE=' 
WHERE 
  key_id = 'a6dc66a47e7579cb0df8e02b2abeb26d6545e337891bc94aedda18e09df4bdd1' 
  AND (
    token = 'cnGHjX0VvOFdLrQ6MYOqp4uXAdBEecsI1ctsIEX0ouE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )